Home / 10,630.37-14,668.36-6,380.53

Finding the Fourth Proportional to 10,630.37, 14,668.36 and 6,380.53

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Solution

The fourth proportional to 10,630.37, 14,668.36 and 6,380.53 is: 8,804.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.37 : 14,668.36 = 6,380.53 : x
  2. Step 2: Convert to fraction form
    10,630.37/14,668.36 = 6,380.53/x
  3. Step 3: Cross multiply
    10,630.37x = 14,668.36 × 6,380.53
  4. Step 4: Simplify right side
    10,630.37x = 93,591,805.79
  5. Step 5: Solve for x
    x = 93,591,805.79/10,630.37
  6. Step 6: Final answer
    x = 8,804.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.